The inventors interviewed are: Paul MacCready, Wilson Greatbatch, Maxine Faget, Marvin Camras, Bob Gundlach, Jerome Lemelson, Stanford Ovshinsky, Mary Spaeth, Jacob Rabinow, Steve Wozniak, Raymond Kurzweil, Roman Szpur, Marcian E. "Ted" Hoff, Gordon Gould, Harold Rosen, Nat Wyeth. Their inventions are in such fields as computer technology, communication technology, and lasers